Home / 5,979.10-8,251.42-4,982.71

Finding the Fourth Proportional to 5,979.10, 8,251.42 and 4,982.71

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Solution

The fourth proportional to 5,979.10, 8,251.42 and 4,982.71 is: 6,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.10 : 8,251.42 = 4,982.71 : x
  2. Step 2: Convert to fraction form
    5,979.10/8,251.42 = 4,982.71/x
  3. Step 3: Cross multiply
    5,979.10x = 8,251.42 × 4,982.71
  4. Step 4: Simplify right side
    5,979.10x = 41,114,391.69
  5. Step 5: Solve for x
    x = 41,114,391.69/5,979.10
  6. Step 6: Final answer
    x = 6,876.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.